#include <iostream> 
#include <stdlib.h> 
using namespace std; 
 
 int main() {
 
int i=1;
while(i<=4){
i=i+1;
//#ceci est un commentaire
}

int j=3;
int GG;
cin >> GG;
cout << GG;
do{
int z=i;
}while(z<i);
for(j=1;j<=8;j++){
i=i+1;
j=i+2;
}

switch(j) {
case 1: {
int popo=2;
int dada=popo*3;
break; } 
case 2: {
popo=7;
dada=popo/2;
break; } 
} 

return 1; 
}